Question

"Aqua regia" is a combination of :

• A. $HCl$ and $H_{2}S{O}_4$
  
• B. $HCl$ and $HN{O}_3$
  
• C. $HCl$ and $HBr$
• D. $HCl$ and $HF$

Answer 1

The correct option is B $HCl$ and $HN{O}_3$

Aqua regia (royal water) is a mixture of nitric acid and hydrochloric acid in a molar ratio of 1:3. Aqua regia is a yellow-orange fuming liquid. it can dissolve the noble metals gold and platinum.